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“...despite listening...” Yes, there’s a protocol behind that port. Just like there’s one behind port 22, 80, 443... you can’t just dump http to 443 and get a
by jagged-chisel 6y ago
“...despite listening...”
Yes, there’s a protocol behind that port. Just like there’s one behind port 22, 80, 443... you can’t just dump http to 443 and get a useable document in return.
- tonyedgecombe 6y agoActually that is exactly how the printers listened on port 9100. You open a connection and dump the raw print file. This "protocol" was introduced by HP with their JetDirect print servers.
- jolmg 6y ago> you can’t just dump http to 443 and get a useable document in return. Not on 443, but on 80 you basically would. You'd just have to skip the response headers.